var height = document.documentElement.clientHeight;
console.log(height);
heights();

function heights() {
	document.getElementById("content").style.height = height * 1.3 + "px";

}
/* 小弹窗关闭 */
$(function() {
	$("#span-close").click(function() {
		$("#dialog").hide();
	});
	/* 小弹窗开启*/
	$("#showcontent").click(function() {
		$("#dialog").show();
	});
});
